Variable Item <10% mortality (N=213) <10% mortality (N=213) ≥ 10% mortality (N=142) ≥ 10% mortality (N=142) Welch test
Average
Standard deviation
Average
Standard deviation
Demographic variables No. colonies September 1, 2016 12.67 17.25 8.58 9.41 <0.0001
No. splited/increased/bought between September 1, 2016 and April 1, 2017 6.31 8.17 3.65 4.25 <0.0001
No. lost colonies September 1, 2017 0.38 0.83 3.74 4.65 <0.0001
No. living colonies on April 1, 2017 18.98 23.59 12.23 12.85 0.0003
Health responsibility Bee health/environment awareness 78.26 27.25 82.83 22.95 0.04
Colony replacement, without much effort 49.29 33.51 35.49 27.46 <0.0001
Susceptibility Varroa infestation 71.38 22.85 63.75 25.26 0.002
Management practices 90.15 16.95 84.52 24.16 0.008
Exposure to pesticide 34.46 29.52 41.69 32.63 0.02
Severity Climate change 55.45 33.12 66.12 29.87 0.009
Varroa infestation 63.80 21.56 68.90 23.16 0.02
Management practices 88.31 18.34 83.40 21.90 0.014
Benefits Management practices 68.96 15.11 65.10 17.12 0.015
Intentions or actions Avoid bringing into winter too weak colonies 77.04 30.97 67.30 35.22 0.004
Equiment disinfection before reuse 80.78 27.53 74.14 31.83 0.02
Complete wax replacement every 4 years 85.28 25.01 80.33 27.04 0.04
Avoid introducing swarms from unknown origin without quarantine/treatment 75.13 34.47 64.57 37.10 0.004
Influences Colony mortality 74.69 31.04 79.94 24.97 0.04
Packages/queen production 57.34 34.59 48.85 35.22 0.013